*HEADING
XMPCTIEX: BASIC VERIFICATION - MPC TYPE TIE using RIKS & BUCKLE
*NODE
     1,  0.000000E+00,  0.000000E+00,
     2,  5.000000E+00,  6.865199E-04,
     3,  1.000000E+01,  2.684613E-03,
     4,  1.000000E+01,  2.684613E-03,
     5,  2.000000E+01,  1.003306E-02,
     6,  3.000000E+01,  2.000000E-02,
*NSET,NSET=OUTPUT
3,4
*nset, nset=n4
4, 
*nset, nset=n3
3, 
*transform, nset=n4
0.,1.,0.,-1.,0.,0.
*transform, nset=n3
0.7071,-0.7071, 0., 0.7071, 0.7071,0.0
*ELEMENT,TYPE=B22,ELSET=BEAMS
1,1,2,3
2,4,5,6
*BEAM SECTION,SECT=RECT,ELSET=BEAMS,MATERIAL=MAT1
0.5,0.5
*MATERIAL,NAME=MAT1
*ELASTIC
28.1E6,0.3
*density
1700., 
*BOUNDARY
1,ENCASTRE
*MPC
TIE,4,3
*******************************
*STEP
*BUCKLE
4,
*CLOAD
6,1,-300
*NODE PRINT,GLO=YES
U, 
*MODAL PRINT
*MODAL FILE
*ENDSTEP
*******************************
*STEP, NLGEOM, INC=100
*STATIC,RIKS
.1,1.,0.1,0.1,2.0
*CLOAD
6,1,-300.
*NODE FILE,NSET=OUTPUT, F=10
U, 
*NODE PRINT,nset=output, f=10, glo=yes
u, 
*EL FILE,FREQ=0
*EL PRINT,FREQ=0
*ENDSTEP